public PackagingOverviewStepViewModel(IRepositoryFactory<ICatalogRepository> repositoryFactory, ICatalogEntityFactory entityFactory, Packaging item)
            : base(repositoryFactory, entityFactory, item)
		{

		}
        public CreatePackagingViewModel(IViewModelsFactory<IPackagingOverviewStepViewModel> overviewVmFactory, Packaging item)
        {
			var itemParameter = new KeyValuePair<string, object>("item", item);
			RegisterStep(overviewVmFactory.GetViewModelInstance(itemParameter));
		}